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Maas Clinic Staff - San Francisco & Tahoe / Truckee


Tina joined The Maas Clinic as our Practice Manager offering over 10 years of management experience. After attending Hunter College in New York City she began her career in the health and fitness industry in New York. Her love of beauty, skin care and her passion for helping others feel good about themselves, eventually lead her to manage a successful 5th avenue Medspa and Surgical Center. As part of The Maas Clinic she is dedicated to providing patients a great experience with knowledgeable staff. When she is not at work she loves traveling and exploring her new home state of California.


Paulina joins us with 15 years of experience in the Medical Aesthetics and Plastic Surgery field. She has perfected what patient care should be. If there’s anything you need help with or have any questions, she’s the person to ask for. She graduated from the University of San Francisco with her bachelor’s degree in Advertising and Marketing. As our Spa Director she is focusing her energy in providing our patients with the best services, experiences and results. From marketing events, trade shows and partnerships with companies in San Francisco she is helping our community learn more about our services and how we can help them look their best! She believes that the people you work with are your second family and is bringing that type of leadership to her new home here, at The Appearance Care Center. In her personal time, Paulina enjoys quality time with her family and friends, snowboarding, running and is secretly a chef creating new recipes at home.


Our Lead Aesthetic Registered Nurse Fanny Meyer has been with the Maas Clinic and the Appearance Care Center since 2016. Born in Brazil, Fanny is a former Veterinarian specialized in horse reproduction. In the United States, she completed her Bachelor Degree in Nursing at the Chamberlain College of Nursing in Chicago, IL. She moved to San Francisco with her husband for his dermatology residency at UCSF. Fanny loves aesthetic procedures and believes it is a form of art. She is passionate about educating and helping her patients to look and feel their best. In her free time, Fanny enjoys painting pictures of horses and spending time with her family that includes her husband, two cats, and a baby on the way.


Our Aesthetic Medical and Body Contouring Specialist Mona Khalili has been with the Appearance Care Center and The Maas Clinic since 2014. Originally hailing from Iran, Mona moved to the US in 2003 and obtained her Medical Assisting Certification from Carrington College in Emeryville, CA. Mona attended CoolSculpting University in 2014, and has become an expert in the field of Body Contouring. Mona lives in San Francisco with her husband Christian and her beautiful cat Coco. She enjoys spending time with friends and traveling as much as she can.


Our Nurse Practitioner Danielle Bautista, has been with The Maas Clinic and the Appearance Care Center since 2016. She completed her undergraduate work at the University of California at Irvine, and received her Master’s in Nursing at the University of California, San Francisco. She specializes in Iaser and light treatments to correct and maintain the skin. She is passionate about helping patients realize their best self. In her free time, Danielle enjoys international travel, running, opera and ballet.


Carolyn is a Registered Nurse and Aesthetic Specialist. She came to the Maas Clinic with 25 years of nursing experience, primarily stemming from Critical Care and Cardiac Rehabilitation. Carolyn further expanded her skill set to include more “alternative” forms of healing, including biofeedback and Reike. She seamlessly incorporated Aesthetic Medicine into her areas of expertise and enjoys the ongoing relationships that Aesthetic Medicine cultivates. When Carolyn is not practicing the art of healing, she can be seen practicing the art of golf.


After graduating as a Medical Assistant, Hayley went on to complete her externship at Kaiser’s Chemotherapy and Oncology department. Her time there touched her life forever, and heavily impacted the way she cares for her patients. Working with programs like Look Better Feel Better, Hayley was determined to help her patients feel beautiful from the inside out, no matter what ailment was afflicting them. After graduating from esthetician school, Hayley extended her career into dermatology, combining her love of aesthetics with the medical field. After having her first child, Hayley worked as an editor for a vegan parenting magazine, her passion for health and wellness always prevailing. At The Maas Clinic and The Appearance Care Center she utilizes all of her knowledge and experience to provide her team and patients with the best care possible. Hayley, her son and fiancée enjoy doing yoga, ballet and cooking vegan food together on her days off.


Following a research internship at Zuckerberg General Hospital, Raquel came to The Maas Clinic with a passion for helping people. She gains her happiness from working with our vibrant staff and delightful patients. Raquel looks up to Dr. Maas’s brilliance. She plans on applying to either medical, or physician assistant school upon finishing her bachelor’s degree. She is always looking forward to the future and smiling through the present.

jay from maas clinic


Jay enjoys working on clinical research projects and helping clinical subjects with their research needs. He graduated from Anna University, India with a Bachelor of Science in Biotechnology. He went on to earn a Masters Degree in Biology from Arizona State University, with a thesis on regulation of Protein synthesis in Human Obesity. Currently, he has been working as a Clinical Research Coordinator at The Maas Clinic. He has developed excellent relationships with our subjects and has an excellent understanding of their needs. When Jay is not working he enjoys editing videos, watching movies or having fun with friends.


Briana was born and raised in San Francisco. She came to The Maas Clinic after working in Aesthetic and Dermatological practices for 4 years and is now our Front Office Manager. Briana is currently finishing her undergraduate degree as a nursing major. She believes giving back is an essential part of life, so she is heavily involved with The City Eats, a non-profit started by her friends that provides meals for the less fortunate of San Francisco and Los Angeles. In her spare time, Briana loves to be a foodie and travel.


Teresa has over a decade of patient care experience in Dermatology, Head and Neck Surgery and Plastics, and enjoys working with patients and helping them to maintain and achieve their aesthetic goals. She has degrees in Global Health and History from ASU, and is a certified clinical research professional with the Society of Clinical Research Associates. Along with Aesthetic Medicine, Teresa is also passionate about providing improved medical care for preventable diseases in underrepresented communities, and has done medical volunteering locally and abroad. She splits her time working in clinical research at UCSF and at The Maas Clinic and Appearance Care Center, where she enjoys providing non- invasive aesthetic treatments, providing pre- and post-operative care, and assisting in clinical trials. When Teresa is not working, she enjoys playing classical piano, traveling, volunteering and visiting with friends and family.


Kelsey enjoys conducting clinical trials designed to evaluate emerging technologies to help patients maintain and meet their goals regarding their physical appearance. She graduated from University of Oregon with a Bachelor of Science in Biology. Since then, she has been working as a Clinical Research Coordinator at The Research Center at The Maas Clinic and has developed excellent relationships with our study subjects. When Kelsey is not working, she is enjoying a good movie or having fun with friends.


Shaan is a multiple award winning filmmaker with 11+ years of experience working on films in different styles and genres such as narratives, documentaries, corporate videos, music videos, infomercials, wedding videos and theater plays. He earned his MFA in Motion Pictures & Television from the Academy of Art University, San Francisco and BFA in Film & Video Design from MIT Institute of Design, India. He considers himself to be a Story Teller. Here at the Maas clinic he manages the entire creative video process from script to screen. He creates and manages an extensive library of educational and marketing videos. When Shaan is not working he enjoys singing along with his rhythm guitar, reading and watching movies.


Dwi’s interest in accounting began at the age of 16 while assisting with a family business. Over the next few years, she handled the bookkeeping for the business while attending college. She graduated from the University of Trisakti in Jakarta in 2003 with a degree in accounting. She went on to get her MBA in accounting and finance from Keller Graduate School of Management at DeVry University in 2007. She joined The Maas Clinic in 2018, with over 12 years of experience and has made a great impact on the office with her extensive experience and knowledge of all necessary computer programs. On the weekends, Dwi likes to network and organize charity events for local non-profit organizations such as, Brick One and Bridge Angel Watch.


Kristin came to The Maas Clinic with eleven years of marketing sales management in the pharmaceutical industry. She excelled in her field with consistent exposure to the medical community by working closely with physicians, medical directors, and hospital administrators and consequently proved to be a valuable business consultant. As the Director of Community Outreach she most enjoys helping The Maas Clinic give back to the community through the many donations to non-profit and charitable organizations. When she is not at The Maas Clinic she is likely with her sons, playing tennis or engaged in an outdoor activity amid the beautiful surroundings in Marin.

Dr. Marc Polacco, MD

Dr. Polacco grew up in Minnesota, where he attended Gustavus Adolphus College, studying Biology, Chemistry, and Music. He then attended medical school at the University of Iowa Carver College of Medicine on a near full-tuition scholarship, where he graduated with distinction in research and the humanities. Following medical school, he dedicated five years in residency at Dartmouth, training in Otolaryngology and Head and Neck Surgery. Seeking to hone his craft further, he applied for a fellowship position in Facial Plastic and Reconstructive Surgery. He is thrilled to have been selected among a pool of competitive applicants for training under the tutelage of Dr. Maas.

It is never too late, To be what you might have been.- George Eliot